**Table of Contents**

- Core API
- hb-blob — Binary data containers
- hb-buffer — Input and output buffers
- hb-common — Common data types
- hb-draw — Glyph drawing
- hb-deprecated — Deprecated API
- hb-face — Font face objects
- hb-font — Font objects
- hb-map — Object representing integer to integer mapping
- hb-set — Objects representing a set of integers
- hb-shape-plan — Object representing a shaping plan
- hb-shape — Conversion of text strings into positioned glyphs
- hb-unicode — Unicode character property access
- hb-version — Information about the version of HarfBuzz in use

- OpenType API
- hb-ot-color — OpenType Color Fonts
- hb-ot-font — OpenType font implementation
- hb-ot-layout — OpenType Layout
- hb-ot-math — OpenType Math information
- hb-ot-meta — OpenType Metadata
- hb-ot-metrics — OpenType Metrics
- hb-ot-name — OpenType font name information
- hb-ot-shape — OpenType shaping support
- hb-ot-var — OpenType Font Variations

- Apple Advanced Typography API
- hb-aat-layout — Apple Advanced Typography Layout

- Integration API
- hb-coretext — CoreText integration
- hb-ft — FreeType integration
- hb-glib — GLib integration
- hb-graphite2 — Graphite2 integration
- hb-icu — ICU integration
- hb-uniscribe — Windows integration
- hb-gdi — GDI integration
- hb-directwrite — DirectWrite integration

- Style API
- hb-style — Font Styles

- Subset API
- hb-subset — Subsets font files.

- API Index
- Index of deprecated API
- Index of new symbols in 4.3.0
- Index of new symbols in 4.2.0
- Index of new symbols in 4.1.0
- Index of new symbols in 4.0.0
- Index of new symbols in 3.4.0
- Index of new symbols in 3.3.0
- Index of new symbols in 3.1.0
- Index of new symbols in 3.0.0
- Index of new symbols in 2.9.1
- Index of new symbols in 2.9.0
- Index of new symbols in 2.8.2
- Index of new symbols in 2.7.3
- Index of new symbols in 2.6.8
- Index of new symbols in 2.6.5
- Index of new symbols in 2.6.3
- Index of new symbols in 2.6.0
- Index of new symbols in 2.5.0
- Index of new symbols in 2.4.0
- Index of new symbols in 2.3.0
- Index of new symbols in 2.2.0
- Index of new symbols in 2.1.0
- Index of new symbols in 2.0.0
- Index of new symbols in 1.9.0
- Index of new symbols in 1.8.6
- Index of new symbols in 1.8.5
- Index of new symbols in 1.8.1
- Index of new symbols in 1.8.0
- Index of new symbols in 1.7.7
- Index of new symbols in 1.7.2
- Index of new symbols in 1.6.0
- Index of new symbols in 1.5.0
- Index of new symbols in 1.4.3
- Index of new symbols in 1.4.2
- Index of new symbols in 1.4.0
- Index of new symbols in 1.3.3
- Index of new symbols in 1.2.3
- Index of new symbols in 1.1.3
- Index of new symbols in 1.1.2
- Index of new symbols in 1.0.5
- Index of new symbols in 0.9.42
- Index of new symbols in 0.9.41
- Index of new symbols in 0.9.39
- Index of new symbols in 0.9.38
- Index of new symbols in 0.9.33
- Index of new symbols in 0.9.31
- Index of new symbols in 0.9.30
- Index of new symbols in 0.9.28
- Index of new symbols in 0.9.26
- Index of new symbols in 0.9.22
- Index of new symbols in 0.9.21
- Index of new symbols in 0.9.20
- Index of new symbols in 0.9.11
- Index of new symbols in 0.9.10
- Index of new symbols in 0.9.8
- Index of new symbols in 0.9.7
- Index of new symbols in 0.9.5
- Index of new symbols in 0.9.2
- Index of new symbols in 0.6.0
- Annotation Glossary